/*
 * Licensed to ObjectStyle LLC under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ObjectStyle LLC licenses
 * this file to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package io.bootique.config.jackson;

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.dataformat.yaml.YAMLFactory;
import com.fasterxml.jackson.dataformat.yaml.YAMLParser;

import java.io.ByteArrayInputStream;
import java.io.IOException;

class YamlReader {
    static JsonNode read(String yaml) {

        ByteArrayInputStream in = new ByteArrayInputStream(yaml.getBytes());

        try {
            YAMLParser parser = new YAMLFactory().createParser(in);
            return new ObjectMapper().readTree(parser);
        } catch (IOException e) {
            throw new RuntimeException("Error reading yaml: " + yaml, e);
        }
    }
}
